Home / 166,628.70-249,970.32-52,784.28

Finding the Fourth Proportional to 166,628.70, 249,970.32 and 52,784.28

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Solution

The fourth proportional to 166,628.70, 249,970.32 and 52,784.28 is: 79,185.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,628.70 : 249,970.32 = 52,784.28 : x
  2. Step 2: Convert to fraction form
    166,628.70/249,970.32 = 52,784.28/x
  3. Step 3: Cross multiply
    166,628.70x = 249,970.32 × 52,784.28
  4. Step 4: Simplify right side
    166,628.70x = 13,194,503,362.57
  5. Step 5: Solve for x
    x = 13,194,503,362.57/166,628.70
  6. Step 6: Final answer
    x = 79,185.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.